function CorrectResponses()
{
	this.pattern = "";
}

function Interactions(pageId, elementId, elementType)
{
	this.pageId = pageId;
	this.elementId = elementId;
	this.elementType = elementType;

	this.wbteSCOId = "";
	this.wbtePageId = "";
	
	this._children = "";
	this._count = 0;
	
	this.id = elementType + "_" + pageId + "_" + elementId;
	this.correctResponses = new Array();
	this.time = "";
	this.type = "";
	this.weighting = "";
	this.studentResponse = "";
	this.result = "";
	this.latency = "";
}

Interactions.prototype.AddCorrectResponses = function(pattern)
{
	var p = this.FindCorrectResponses(pattern);
	if (p == null)
	{
		p = this.correctResponses[this.correctResponses.length] = new CorrectResponses(); 
		p.pattern = pattern;
	}
	return p;
}

Interactions.prototype.FindCorrectResponses = function(pattern)
{
	for (var i = 0; i < this.correctResponses.length; i++)
	{
		var o = this.correctResponses[i];
		if (o.pattern == pattern)
		{
			return o;
		}
	}
	return null;
}

function Cmi()
{
	this.interactions = new Array();
	this.organisation = "";
	this.username="";
	this.password="";
	this.server="";
	this.percentCompleted="0";
	this.pagesCount="0";
	this.exercisePagesCount="0";	
	this.pagesVisited="0";
	this.pointsMax="0";
	this.points="0";
	this.columns="sco_identifier;page_identifier;globalPageIndex;group;question;answers;score";
}

Cmi.prototype.AddInteractions = function(pageId, elementId, elementType)
{
	var inter = this.FindInteractions(pageId, elementId, elementType);
	if (inter == null)
	{	
		return this.interactions[this.interactions.length] = new Interactions(pageId, elementId, elementType);
	} else {
		return inter;
	}
}

Cmi.prototype.FindInteractions = function(pageId, elementId, elementType)
{
	for (var i = 0; i < this.interactions.length; i++)
	{
		var inter = this.interactions[i];
		if (inter.pageId == pageId && inter.elementId == elementId && inter.elementType == elementType)
		{
			return inter;
		}
	}
	return null;
}



Cmi.prototype.toWBTSString = function()
{
	var r = "";
	r += "[UniversalElearningDataObjectHeader]\n";
	r += "Organisation=" +this.organisation+ "\n";
	r += "Username=" +this.username+ "\n";
	r += "Password=" +this.password+ "\n";
	r += "Server_for_check_Answers=" +this.server+ "\n";
	r += "PercentCompleted=" +this.percentCompleted+ "\n";
	r += "PagesCount=" +this.pagesCount+ "\n";
	r += "ExercisePagesCount=" +this.exercisePagesCount+ "\n";
	r += "PagesVisited=" +this.pagesVisited+ "\n";
	r += "PointsMax=" +this.pointsMax+ "\n";
	r += "Points=" +this.points+ "\n";
	r += "\n";
	r += "[UniversalElearningDataObjectDataFormat]" + "\n";
	r += this.columns + "\n";
	r += "\n";
	r += "[UniversalElearningDataObjectData]" + "\n";
	
	for (var i = 0; i < this.interactions.length; i++)
	{
		var o = this.interactions[i];
		r += o.wbteSCOId + ";" + o.wbtePageId + ";" + o.pageId + ";" + o.id + ";*;" + o.studentResponse + ";*" + "\n";
	}
	
	return r;
}

function CSA()
{
	this.onSetScore = null;
	this.onSetStatus = null;
	this.cmi = new Cmi();
}

CSA.prototype.initialize = function()
{
}

CSA.prototype.finish = function()
{
}

CSA.prototype.setScore = function(score)
{
}

CSA.prototype.getScore = function()
{
}

CSA.prototype.setStatus = function(status)
{
	log.info("CSA::setStatus (" + status + ") gix = " + player.gix);
	status = status.toUpperCase();
	var item = struct.findItem(player.gix);
	if (item) {
		if (status == "C" || status == "P" || status == "F") {
			item["status"] = status;
		} else {
			item["status"] = "I";
		}
	}	

	if (this.onSetStatus) this.onSetStatus(status);
}

CSA.prototype.getStatus = function(status)
{
	var item = struct.findItem(player.gix);
	return (item) ? item["status"] : "I";
}

CSA.prototype.nextPage = function()
{
	player.nextPage();
}

CSA.prototype.previousPage = function()
{
	player.previousPage();
}

CSA.prototype.gotoPage = function(gix)
{
	player.gotoPage(gix);
}

CSA.prototype.getData = function(name)
{
	return suspendData.getValue(name);
}

CSA.prototype.setData = function(name, value)
{
	suspendData.setValue(name, value);
}

CSA.prototype.getSID = function()
{
	return player.sid;
}

CSA.prototype.resetPagesStatus = function()
{
	player.resetPagesStatus();
}

CSA.prototype.lessonLocation = function(v)
{
	player.lessonLocation = v;
}

CSA.prototype.setLightVersion = function(b)
{
	player.setLightVersion(b);
}

CSA.prototype.getLightVersion = function()
{
	return player.getLightVersion();
}


csa = new CSA();